
def print_square(height):
    for i in range(height):
         print("* " * height)
def print_triangle(height):
    for i in range(height):
        print("* " * i)
def print_retriangle(height):
    for i in range(height,0,-1):
        print("* "*i )
def print_equicrural_triangle(height):
    for i in range(1,height+1):
        print(" "*(height-i) + "* " * i)
